Add forward declarations.

--- fasthenry-3.0/src/fasthenry/sparse/spAllocate.c.orig	2015-07-22 09:45:28.864758891 +0200
+++ fasthenry-3.0/src/fasthenry/sparse/spAllocate.c	2015-07-22 13:04:17.579742206 +0200
@@ -107,7 +107,9 @@
 #include "spDefs.h"
 
 
-
+static InitializeElementBlocks( MatrixPtr, int, int );
+static RecordAllocation( MatrixPtr, char* );
+static AllocateBlockOfAllocationList( MatrixPtr );
 
 
 
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<tr><td><span title='2019-09-17 13:29:03 +0800'>2019-09-17</span></td><td><a href='/guix/commit/gnu/packages/ocr.scm?id=16dd1fd044b3d47939707e0a863cb461c7455d25'>gnu: Add python2-zinnia.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ocr.scm (python2-zinnia): New variable.
</span></span></td><td>Alex Vong</td></tr>
<tr><td><span title='2019-09-17 13:28:52 +0800'>2019-09-17</span></td><td><a href='/guix/commit/gnu/packages/ocr.scm?id=9a94ccec4c14dab78326b2b1c449cd4ccd987bcb'>gnu: Add zinnia.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ocr.scm (zinnia): New variable.
</span></span></td><td>Alex Vong</td></tr>
<tr><td><span title='2019-01-20 16:34:43 +0100'>2019-01-20</span></td><td><a href='/guix/commit/gnu/packages/ocr.scm?id=ff8a66bc611d62280d6882d44dd7ee3bd9955983'>gnu: ocrad: Update to 0.27.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ocr.scm (ocrad): Update to 0.27.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>